@article{GDZPPN002081458, title = {Vermutungen \"uber numerierbare Graphen.}, journal = {Elemente der Mathematik}, volume = {41}, year = {1986}, pages = {68-74}, url = {http://dml.mathdoc.fr/item/GDZPPN002081458} }
Stocker, Hj. Vermutungen über numerierbare Graphen.. Elemente der Mathematik, Tome 41 (1986) pp. 68-74. http://gdmltest.u-ga.fr/item/GDZPPN002081458/